AddGenericBuilderToScopesRector

Find another rule

Add generic Builder return type to scopes in child of Illuminate\Database\Eloquent\Model

 use App\Post;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Builder;

 class Post extends Model
 {
+    /**
+     * @param \Illuminate\Database\Eloquent\Builder<static> $query
+     * @return \Illuminate\Database\Eloquent\Builder<static>
+     */
     public function scopePopular(Builder $query): Builder
     {
         return $query->where('votes', '>', 100);
     }
 }

Configure your rector.php:

<?php

use RectorLaravel\Rector\ClassMethod\AddGenericBuilderToScopesRector;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        AddGenericBuilderToScopesRector::class,
    ]);